diff --git a/src/main.rs b/src/main.rs
index 203417a..d6f17ec 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,7 +2,6 @@ use axum::{
     routing::get,
     Router,
 };
-use sqlx::Row;
 use std::sync::Arc;
 use tower_http::{cors::CorsLayer, services::{ServeDir, ServeFile}};
 use tracing::{info, error, warn};
diff --git a/src/ocr/queue.rs b/src/ocr/queue.rs
index 079b20c..067cd94 100644
--- a/src/ocr/queue.rs
+++ b/src/ocr/queue.rs
@@ -946,9 +946,9 @@ impl OcrQueueService {
     /// Helper function to map OCR error strings to standardized failure reasons
     fn classify_ocr_error(error_str: &str) -> (&'static str, bool) {
         if error_str.contains("font encoding") || error_str.contains("missing unicode map") {
-            ("pdf_font_encoding", true)
+            ("pdf_parsing_error", true)  // Font encoding issues are PDF parsing problems
         } else if error_str.contains("corrupted internal structure") || error_str.contains("corrupted") {
-            ("pdf_corruption", true)
+            ("file_corrupted", true)     // Corrupted files should use file_corrupted
         } else if error_str.contains("timeout") || error_str.contains("timed out") {
             ("ocr_timeout", false)
         } else if error_str.contains("memory") || error_str.contains("out of memory") {